using System;
using System.Collections.Generic;
using System.Text;

namespace A
{
    /// <summary>
    /// Class1 tra-la-la
    /// </summary>
	public class Class1
	{
        /// <summary>
        /// Class1#F tra-ta-ta
        /// </summary>
        public static void F()
        {
            int a = 0;
            a *= 2;
        }

        public static int G(int a)
        {
            int b = 1;
            if (a > 0)
                b *= a;
            else
                b = -a;
            return b;
        }
	}
}
